1. The unconnected sections of the lowered pipeline sections at various locations have to be welded, coated and back-filled to make the sections ready for post installation hydro test. 2. If a pup piece cannot be avoided for tie-in, the minimum 1.0 m length shall be added.
1. The unconnected sections of the lowered pipeline sections at various locations have to be welded, coated and back-filled to make the sections ready for post installation hydro test.
2. If a pup piece cannot be avoided for tie-in, the minimum 1.0 m length shall be added.